78544004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 175176960

約数和(自身を除く): 96632956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 121, 154, 194, 239, 242, 308, 388, 478, 484, 679, 847, 956, 1067, 1358, 1673, 1694, 2134, 2629, 2716, 3346, 3388, 4268, 5258, 6692, 7469, 10516, 11737, 14938, 18403, 23183, 23474, 28919, 29876, 36806, 46366, 46948, 57838, 73612, 82159, 92732, 115676, 162281, 164318, 202433, 255013, 324562, 328636, 404866, 510026, 649124, 809732, 1020052, 1785091, 2805143, 3570182, 5610286, 7140364, 11220572, 19636001, 39272002, 78544004]

約数ペア:

[(1, 78544004), (2, 39272002), (4, 19636001), (7, 11220572), (11, 7140364), (14, 5610286), (22, 3570182), (28, 2805143), (44, 1785091), (77, 1020052), (97, 809732), (121, 649124), (154, 510026), (194, 404866), (239, 328636), (242, 324562), (308, 255013), (388, 202433), (478, 164318), (484, 162281), (679, 115676), (847, 92732), (956, 82159), (1067, 73612), (1358, 57838), (1673, 46948), (1694, 46366), (2134, 36806), (2629, 29876), (2716, 28919), (3346, 23474), (3388, 23183), (4268, 18403), (5258, 14938), (6692, 11737), (7469, 10516)]